.login-container {
    width: 100%;
    height: 100%;
    background: #c20c0c;
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 1.2rem;
}

.logo {
    width: 7rem;
    height: 7rem;
    border-radius: 50%;
    background: #fff;
}

.logo-container {
    position: absolute;
    width: 100%;
    height: 0;
    padding: 50% 0;
    border: none;
    display: flex;
}

.position-wrapper {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    top: 0;
    left: 0;
    align-items: center;
}

.position-wrapper:first-child {
    z-index: 1000;
}

.position-wrapper:last-child {
    z-index: 500;
}

.circle {
    width: 100%;
    height: 100%;
    top: 0;
    background: transparent;
    border: .5rem solid #fff;
    border-radius: 50%;
}

.circle.wave {
    animation: circle-opacity 2s infinite;
}

@keyframes circle-opacity {
    from {
        opacity: 1;
        transform: scale(0);
    }
    to {
        opacity: 0;
        transform: scale(1);
    }
}

.mobile-area {
    color: #fff;
    line-height: 4rem;
    text-align: center;
    width: 80%;
    margin-bottom: 1.5rem;
    margin-top: auto;
    font-family: Arial;
    font-size: 2rem;
    letter-spacing: .1rem;
}

.login-btn {
    width: 80%;
    height: 4rem;
    line-height: 4rem;
    color: #e60026;
    background: #fff;
    border-radius: 2rem;
    text-align: center;
    margin-bottom: 2rem;
}

.login-btn.experience {
    border: .2rem solid #fff;
    color: #fff;
    background: #c20c0c;
}

.operation-pad {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: auto;
    margin-bottom: 10%;
    margin-top: auto;
    align-items: center;
    color: #fff;
}

.operation-pad span {
    font-size: 10px;
    margin-bottom: 1.5rem;
}